Weight is a function of thickness, density and material.. Quality is determined by the material and the finish. Bendability is determined by the combination of all the factors plus the characteristics of the printer and the image creation method. There is no easy method of obtaining security paper without cost.

I really think you should be asking a paper merchant/printing company to sort out your queries, these are nothing to do with computing or anything that can be solved by using a computer (except Google maybe).

"I've always been mad, I know I've been mad, like the most of us..." Pink Floyd

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